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A device tree is a data structure that describes the LUNs in your environment. When you remove LUNs dynamically from an existing target ID, the operating system SCSI device tree must be cleaned up. This is to release the SCSI target ID for reuse if a...
Hello All, We have a Veritas cluster server setup (VCS-HA,VCS-CFS & VERITAS-RAC) where on few setup we required to change the data IP address of some host(node). I refer few notes but not sure except /etc/hosts is there any file need to update/edit....
hi, i am having a VCS cluster with GCO and VVR. on each node of the cluster i have a DG with an associated RVG, this RVG contains 11 data volume for Oracle database, these volumes are getting full so i am going to add new disks to the DG and creat...
Hi, Below is the resource dependecies in my enviroment, what happened is somebody unmount the /app filesystem.So, resource went on faulted state, when i checked that resource criticality it shows mnt_app as non-critical resource 0 and vol_app an...
Hi All; we are looking for whether VVR can use for the oracle database replication instead of oracle data guard solution. If it is used, do you know veritas gives support for any problem faced. even VVR keeps the write order fidelity, it is not ce...
Hi, I have done SAN migrate earlier without DRL & Subvolume setup. It's mirroed between 2 arrays at host level using vxvm. But now I'm in a position where I need to migrate 100+ volumes between different new arrays. Some volumes have got DRL(log onl...
Hi Team, I am learning VCS and confuse about, what steps do i need to take while switching service grp manually? in these cases, a) When vcs is hanging b) At maintanance activity in node A and need to switch teh service grp to node B? Thanks,...
Hello All, I do not really know much about Clustering, Replication and Failover. I know the concepts from a hardware firewall and some discussions. I have a client that requires Replication of data on an SQL server from one location to the other SQ...
During the installation of ApplicationHA (for VMware) or Symantec High Availability guest components through the vSphere Client, the Product Selection panel may fail to list any products. This issue occurs if you install the ApplicationHA or the Sy...
When you edit the VCS "main.cf" configuration file to perform any of the following tasks, you must encrypt the user passwords and the VCS agent passwords: Add VCS usersConfigure agents that require user passwords You can use the vcsencrypt utility ...
HI All, I'm going to upgrade my production environment with VXVM,VXFS and VCS 4.1. My question are: 1) After upgrade to Solaris10 up11, it's possibile to remove all Veritas packages and reinstalling everything at version SFHA 6.1 (and recover vcs ...
Hi, We are heading for a hardware migration and an oracle 11G upgrade next year. I am putting up a migration plan and thought I'll get some inputs from the experts here. Here is the present environment. OS: Solaris 10 DB: Oracle 10g Filesystem: V...
You can use Dynamic Multi-Pathing (DMP) instead of third-party drivers for advanced storage management. To migrate from EMC PowerPath to DMP, you must remove devices from EMC PowerPath control and enable DMP on the devices. The migration causes appli...
Dear All, I have setup CFSshare. I can see under cfsshare display, but if I run "cfsshare share /emm2 rw" is NOT sharing but from the Java Console of the cluster. The NFS resource has got a question MARK. So I am really not too what to do now., roo...
What is the preferred tool/process used to manage multiple VCS clusters? We have several clusters in our environment and to date, the administrators RDP to one of the nodes in the cluster, open the Veritas Cluster Manager - Java Console. What is the...
Hello, With VxVM, we get ‘vxdmppr’ utility which performs SCSI 3 PR operations on the disks similar to sg_persist on Linux. But we don’t find much documentation around this utility. In one of the blogs we saw that its unsupported utility. Can someone...
Oracle RAC private network configuration consists of a private interconnect that allows for cluster communications. The private cluster interconnect must be configured over multiple dedicated gigabit Ethernet links. A minimum of one private IP addres...
Veritas Cluster Server (VCS) monitors resources when they are online and offline to ensure that they are not started on systems where they are not supposed to run. When you configure VCS, you should convey to the VCS engine the definitions of the clu...
The storage and clustering teams update their documentation often — not just when a product is released. You can set up an automatic email notification, and we'll alert you when the docs for your product are updated. That way, you're always current. ...
